Omron H3YN Series DIN Rail, Panel Mount Timer Relay, 24V dc, 2-Contact, 0.1 min → 10h

RS Stock No.:: 236-1335
Mfr. Part No.:: H3YN-21 DC24
Brand:: Omron

Omron H3YN Series DIN Rail, Panel Mount Timer Relay, 24V dc, 2-Contact, 0.1 min → 10h

Bulk discount available

Subtotal (1 unit)*

£45.34

(exc. VAT)

£54.41

(inc. VAT)

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In Stock

7 unit(s) ready to ship
Plus 8 unit(s) shipping from 09 December 2025
Plus 14 unit(s) shipping from 13 January 2026

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Units	Per unit
1 - 4	£45.34
5 - 9	£43.53
10 +	£42.18

*price indicative

RS Stock No.:: 236-1335
Mfr. Part No.:: H3YN-21 DC24
Brand:: Omron

Specifications

Technical Reference

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Omron
	Supply Voltage	24V dc
	Mounting Type	DIN Rail, Panel Mount
	Mode of Operation	Flicker OFF Start, Flicker ON Start, Interval, ON Delay
	Time Range	0.1 min → 10h
	Number of Contacts	2
	Number of Timer Functions	Multi Function
	Time Increment	Hours, Minutes
	Maximum Current	5A
	Maximum Voltage	250V ac
	Terminal Type	Socket
	Switch Configuration	DPDT
	Width	21.5mm
	Minimum Voltage	100V ac
	Power Supply	External
	Length	28mm
	Maximum Operating Temperature	+50°C
	Minimum Current	3A
	Depth	63mm
	Series	H3YN
	Minimum Operating Temperature	-10°C
	Time Delay	0.1s
	Contact Material	Gold Plated

	Select all
	Brand Omron
	Supply Voltage 24V dc
	Mounting Type DIN Rail, Panel Mount
	Mode of Operation Flicker OFF Start, Flicker ON Start, Interval, ON Delay
	Time Range 0.1 min → 10h
	Number of Contacts 2
	Number of Timer Functions Multi Function
	Time Increment Hours, Minutes
	Maximum Current 5A
	Maximum Voltage 250V ac
	Terminal Type Socket
	Switch Configuration DPDT
	Width 21.5mm
	Minimum Voltage 100V ac
	Power Supply External
	Length 28mm
	Maximum Operating Temperature +50°C
	Minimum Current 3A
	Depth 63mm
	Series H3YN
	Minimum Operating Temperature -10°C
	Time Delay 0.1s
	Contact Material Gold Plated

Omron H3YN Series Timer Relay, 24V DC Supply Voltage, 5A Maximum Current - H3YN-21 DC24

This timer relay is designed for precise control in various automation applications. The compact form factor includes dimensions of 28mm in length, 21.5mm in width, and 63mm in depth. With a supply voltage of 24V DC and multi-function capabilities, it supports various timer modes, including flicker start and ON delay.

Features & Benefits

• Multi-function capability for versatile time setting
• Offers a time range from 0.1 min to 10 h
• DPDT configuration enhances switching flexibility
• Ideal for DIN rail and panel mounting applications
• External power supply ensures reliability

Applications

• Used in industrial automation for sequence control
• Ideal for lighting and HVAC systems for timing operations
• Applicable in machinery for delay functions
• Utilised in process control to manage timers for processes

What operating modes can this device be configured for?

It offers multiple modes including flicker ON start, flicker OFF start, ON delay, and interval timing, providing flexibility based on application requirements.

How does this timer relay ensure accurate time settings?

A large, transparent time-setting knob simplifies adjustments, and it also allows for precise control with flat-blade and Phillips screwdrivers for fine-tuning.

What is the maximum current rating for this relay?

The relay is rated for a maximum current of 5A, suitable for most control tasks and ensuring efficient operation with a resistive load.

Can this product be mounted in various settings?

Yes, it is designed for both DIN rail and panel mounting, allowing adaptability to different installation environments while maintaining operational integrity.

What protection features are included in its design?

It conforms to EMC standards and is designed to operate within specified temperature ranges, ensuring durability and reliable performance in industrial settings.